Intermediate Test Prep Math 8 (Grade 6) Justify Answers

Justify Answers
Lesson
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You can justify a math statement
or answer by using
objects, pictures, or models
of the problem.

Mrs. Freebern want to give 2 pencils to each of the 17 students in her class. She decided that she will need 34 pencils. Make a model to show this answer is correct.

If each student gets 2 pencils, you can count to see Mrs. Freebern will need 34 pencils in all.

Mason counted the money
in his piggy bank.
He had 2 quarters,
           6 dimes,
             3 nickels and
             4 pennies.
He said he had $1.29. Make a model with coins to show his answer is correct.

Counting the coins 25¢, 50¢, 60¢, 70¢, 80¢,
    90¢, $1.00, $1.10, $1.15, $1.20, $1.25,
    $1.26, $1.27, $1.28, $1.29
     Mason had $1.29 in his pocket.

Faith was solving a problem.
She needed to add:

36 + 13 = 49

She used place value blocks to
show her answer was correct.

The place value blocks show that the correct answer is 49.

A total of 24 trophies will be given away at the softball tournament. Each box hold 6 trophies. How many boxes of trophies will the coach need to order?

24 / 6 = 4

Make a model with objects to show the coach answer is correct.

If 24 trophies are needed, the coach needs to order 4 boxes.

Remember: Justify answers by using objects, pictures, or models of the problem.

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